It includes steep mountains like the Andes
The Amazon River is deep and wide enough to be navigable, but it’s seldom used by large commercial ships because it flows through few cities.
Answer:
9.The climate of the United States varies due to changes in latitude see in the regions of united states. There is also range of geographic features, including the mountains , biodiversity and deserts. Seen on the mainland, the climate of the U.S. becomes warmer the further when traveled towards west till the coast is reached. The alteration in latitude makes the land dryer as its moved.